Curtain



FIG. 1 is a front view of the first embodiment of a curtain, showing the first element;

FIG. 2 is a front view thereof, showing the second element;

FIG. 3 is a front view thereof, shown in an assembled configuration;

FIG. 4 is an enlarged front view of the area labeled 4 in FIG. 2;

FIG. 5 is an enlarged front view of the area labeled 5 in FIG. 3;

FIG. 6 is a front view thereof, shown in a partially folded position;

FIG. 7 is a front view of the second embodiment of a curtain, showing the first element;

FIG. 8 is a front view thereof, showing the second element;

FIG. 9 is a front view thereof, shown in an assembled configuration; and,

FIG. 10 is an enlarged front view of the area labeled 10 in FIG. 8. 

CLAIM The ornamental design for a curtain, as shown and described. 